<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="vue.js"></script>
</head>
<body>
  <div id="app">
    <a href="gitee.com" @click.prevent="clicks">gitee网站</a>
  </div>
    <script>
        let vm=new Vue({
            el:"#app",
methods:{
    clicks(event){
        event.preventDefault();
        alert("已经被默认阻止")

    }
}
        })
    </script>
</body>
</html>